Old Readme

IFrames in IE only get the same cookies as normal pages when P3P headers are added
=> 'iframe-using' IE users get P3P headers on every request
304 Not modified pages do not get P3P headers (via ETag)
=> 'iframe-using' IE users do not get 304

Install

gem install ie_iframe_cookies

Usage

To cookie-tag users as 'iframe-using', add this to all actions rendered inside IFrames.
(only IE users are tagged)